21333022791988

Names of 21333022791988

• Cardinal: 21333022791988 can be written as Twenty-one trillion, three hundred thirty-three billion, twenty-two million, seven hundred ninety-one thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1333022791988 × 10¹³

Factors of 21333022791988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1547

Divisors of 21333022791988

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 31 43 62 86 124 172 1333 1471 1849 2666 2942 3698 5332 5884 7396 45601 57319 63253 79507 91202 114638 126506 159014 182404 229276 253012 318028 1960843 2163841 2464717 2719879 3921686 4327682 4929434 5439758 7843372 8655364 9858868 10879516 67079071 84316249 93045163 116954797 134158142 168632498 186090326 233909594 268316284 337264996 372180652 467819188 2884400053 3625598707 4000942009 5768800106 7251197414 8001884018 11537600212 14502394828 16003768036 124029202279 172040506387 248058404558 344081012774 496116809116 688162025548 5333255697997 10666511395994 21333022791988
• Sum of all divisors σ(n): 39481451116800
• Sum of proper divisors (its aliquot sum) s(n): 18148428324812
• 21333022791988 is a deficient number, because the sum of its proper divisors (18148428324812) is less than itself. Its deficiency is 3184594467176

Bases of 21333022791988

• Binary: 100110110011011111011001111101101100100110100₂
• Hexadecimal: 0x1366FB3ED934
• Base-36: 7K896YUK4

Squares and roots of 21333022791988

• 21333022791988 squared (21333022791988²) is 455097861443479482716992144
• 21333022791988 cubed (21333022791988³) is 9708613050758744650248641739844342142272
• The square root of 21333022791988 is 4618768.5363079193
• The cube root of 21333022791988 is 27734.3164000331

Scales and comparisons

• 21,333,022,791,988 seconds is equal to 678,324 years, 7 weeks, 1 day, 26 minutes, 28 seconds.
• To count from 1 to 21,333,022,791,988 would take you about one million, six hundred ninety-five thousand, eight hundred ten years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21333022791988 cubic inches would be around 2311.2 feet tall.

Recreational maths with 21333022791988

• 21333022791988 backwards is 88919722033312
• The number of decimal digits it has is: 14
• The sum of 21333022791988's digits is 58
• More coming soon!